<ul><li>For Astronomic Optical objective glass lens multilayer broadband film.</li><li>Diameter: D22F81.7 D28F100 D30F130 D51F183 D60F360 D72F280 D72F400 D82F330(Optional).</li><li>Professional and practical design with beautiful appearance, easy to carry and use.</li><li>Usually used in laboratories, schools, teachers, sample observation, eyepiece protection, etc.</li></ul><br><br>Note:<br>1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.<br>2. Please allow slight manual measurement deviation for the data.

ZTBH Microscope Accessories Kit for DIY Astronomical Telescope Astronomic Optical Objective Glass Lens Multilayer broadband Film Microscope Slides (Size : D82F330)